Performance Investigation of refrigerant R-407C as a Replacement to refrigerant R22 in Window Air Conditioner Unit. Journal of Civil Engineering Frontiers, [S. l.], v. 1, n. 02, p. 37–43, 2020. DOI: 10.38094/jocef1218. Disponível em: https://www.jocivilef.org/index.php/jocef/article/view/18. Acesso em: 29 jan. 2026.